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Date
July 11, 2025, 10:11 a.m.

Environment
e850-96
qemu-arm64
qemu-x86_64 

------------[ cut here ]------------
[  181.891292] WARNING: lib/math/int_log.c:63 at intlog2+0xd8/0xf8, CPU#0: kunit_try_catch/724
[  181.899625] Modules linked in:
[  181.902673] CPU: 0 UID: 0 PID: 724 Comm: kunit_try_catch Tainted: G    B D          N  6.16.0-rc5-next-20250711 #1 PREEMPT 
[  181.913782] Tainted: [B]=BAD_PAGE, [D]=DIE, [N]=TEST
[  181.918720] Hardware name: WinLink E850-96 board (DT)
[  181.923758] pstate: 10400005 (nzcV daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[  181.930697] pc : intlog2+0xd8/0xf8
[  181.934083] lr : intlog2_test+0xe4/0x200
[  181.937989] sp : ffff80008ae47c10
[  181.941287] x29: ffff80008ae47c90 x28: 0000000000000000 x27: 0000000000000000
[  181.948405] x26: 1fffe001002086c1 x25: 0000000000000000 x24: ffff80008ae47ce0
[  181.955525] x23: ffff80008ae47d00 x22: 0000000000000000 x21: 1ffff000115c8f82
[  181.962641] x20: ffff800083c2f0e0 x19: ffff800087d07990 x18: 000000001639443b
[  181.969759] x17: 0000000000000000 x16: ffff00085af1fda8 x15: 0000000000000000
[  181.976877] x14: 00000000f1f1f1f1 x13: 1fffe0010b5e3f99 x12: ffff700010f62f89
[  181.983995] x11: 1ffff00010f62f88 x10: ffff700010f62f88 x9 : ffff800081249a24
[  181.991113] x8 : ffff800087b17c43 x7 : 0000000000000001 x6 : 00000000f1f1f1f1
[  181.998231] x5 : ffff7000115c8f82 x4 : 1ffff00010fa0f3b x3 : 1ffff00010785e1c
[  182.005349] x2 : 1ffff00010785e1c x1 : 0000000000000003 x0 : 0000000000000000
[  182.012469] Call trace:
[  182.014901]  intlog2+0xd8/0xf8 (P)
[  182.018285]  kunit_try_run_case+0x170/0x3f0
[  182.022449]  kunit_generic_run_threadfn_adapter+0x88/0x100
[  182.027918]  kthread+0x328/0x630
[  182.031131]  ret_from_fork+0x10/0x20
[  182.034692] ---[ end trace 0000000000000000 ]---
Metadata Full log Test run details 

------------[ cut here ]------------
[  109.305071] WARNING: lib/math/int_log.c:63 at intlog2+0xd8/0xf8, CPU#1: kunit_try_catch/671
[  109.308557] Modules linked in:
[  109.308812] CPU: 1 UID: 0 PID: 671 Comm: kunit_try_catch Tainted: G    B D          N  6.16.0-rc5-next-20250711 #1 PREEMPT 
[  109.310319] Tainted: [B]=BAD_PAGE, [D]=DIE, [N]=TEST
[  109.310891] Hardware name: linux,dummy-virt (DT)
[  109.311302] pstate: 12402009 (nzcV daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--)
[  109.311872] pc : intlog2+0xd8/0xf8
[  109.312262] lr : intlog2_test+0xe4/0x200
[  109.312666] sp : ffff800082307c10
[  109.313019] x29: ffff800082307c90 x28: 0000000000000000 x27: 0000000000000000
[  109.313852] x26: 1ffe00001934b581 x25: 0000000000000000 x24: ffff800082307ce0
[  109.314334] x23: ffff800082307d00 x22: 0000000000000000 x21: 1ffff00010460f82
[  109.314916] x20: ffff93639182f0e0 x19: ffff800080087990 x18: 0000000099cebe45
[  109.315276] x17: 000000009e1cf3fb x16: fff00000c643103c x15: 00000000411e8858
[  109.315777] x14: 00000000f1f1f1f1 x13: 1ffe00001b48a5dd x12: ffff726c72ae2f89
[  109.316243] x11: 1ffff26c72ae2f88 x10: ffff726c72ae2f88 x9 : ffff93638ee49a24
[  109.316697] x8 : ffff936395717c43 x7 : 0000000000000001 x6 : 00000000f1f1f1f1
[  109.317151] x5 : ffff700010460f82 x4 : 1ffff00010010f3b x3 : 1ffff26c72305e1c
[  109.317749] x2 : 1ffff26c72305e1c x1 : 0000000000000003 x0 : 0000000000000000
[  109.318332] Call trace:
[  109.318625]  intlog2+0xd8/0xf8 (P)
[  109.318832]  kunit_try_run_case+0x170/0x3f0
[  109.319297]  kunit_generic_run_threadfn_adapter+0x88/0x100
[  109.319857]  kthread+0x328/0x630
[  109.320240]  ret_from_fork+0x10/0x20
[  109.320693] ---[ end trace 0000000000000000 ]---
Metadata Full log Test run details 

------------[ cut here ]------------
[   38.101161] WARNING: lib/math/int_log.c:63 at intlog2+0xb8/0x118, CPU#1: kunit_try_catch/449
[   38.104994] Modules linked in:
[   38.105409] CPU: 1 UID: 0 PID: 449 Comm: kunit_try_catch Tainted: G      D          N  6.16.0-rc5-next-20250711 #1 PREEMPT 
[   38.106778] Tainted: [D]=DIE, [N]=TEST
[   38.107489] Hardware name: linux,dummy-virt (DT)
[   38.108088] pstate: 82402009 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--)
[   38.108838] pc : intlog2+0xb8/0x118
[   38.109346] lr : intlog2_test+0x88/0x180
[   38.109864] sp : ffff8000820d7cd0
[   38.110372] x29: ffff8000820d7cf0 x28: dfff800000000000 x27: 1ffe0000193dc945
[   38.111191] x26: fff00000c9e13c20 x25: ffff800080087808 x24: 0000000000000000
[   38.111940] x23: dfff800000000000 x22: fff00000c9ee5418 x21: ffffa9722c74c810
[   38.112688] x20: ffffa9722ab98cc0 x19: ffff800080087b00 x18: ffff800080097920
[   38.113449] x17: ffff80008009791c x16: 0000000000000000 x15: 0000000000000001
[   38.114206] x14: 1ffff52e45ba6380 x13: 0000000000000000 x12: 0000000000000000
[   38.115236] x11: ffff752e45ba6381 x10: 0000000000000017 x9 : 0000000000000007
[   38.115931] x8 : 0000000000000000 x7 : ffff80008009792c x6 : 0000000000000014
[   38.116680] x5 : 0000000027a5493f x4 : 0000000000000000 x3 : ffffa9722818c434
[   38.117077] x2 : 0000000000000000 x1 : 00000000004d5f06 x0 : 0000000000000000
[   38.117518] Call trace:
[   38.117684]  intlog2+0xb8/0x118 (P)
[   38.117908]  intlog2_test+0x88/0x180
[   38.118155]  kunit_try_run_case+0x118/0x31c
[   38.118521]  kunit_generic_run_threadfn_adapter+0x84/0x104
[   38.118799]  kthread+0x3f4/0x51c
[   38.119039]  ret_from_fork+0x10/0x20
[   38.119322] ---[ end trace 0000000000000000 ]---
Metadata Full log Test run details 

------------[ cut here ]------------
[   38.124287] WARNING: lib/math/int_log.c:63 at intlog2+0xb8/0x118, CPU#0: kunit_try_catch/448
[   38.126134] Modules linked in:
[   38.126370] CPU: 0 UID: 0 PID: 448 Comm: kunit_try_catch Tainted: G      D          N  6.16.0-rc5-next-20250711 #1 PREEMPT 
[   38.127677] Tainted: [D]=DIE, [N]=TEST
[   38.128154] Hardware name: linux,dummy-virt (DT)
[   38.128889] pstate: 82402009 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--)
[   38.129698] pc : intlog2+0xb8/0x118
[   38.130195] lr : intlog2_test+0x88/0x180
[   38.130739] sp : ffff800082067cd0
[   38.131222] x29: ffff800082067cf0 x28: dfff800000000000 x27: 1ffe00001939d945
[   38.132197] x26: fff00000c9d025a0 x25: ffff800080087808 x24: 0000000000000000
[   38.133224] x23: dfff800000000000 x22: fff00000c9ced418 x21: ffffaf740b33c950
[   38.133605] x20: ffffaf7409789de0 x19: ffff800080087b00 x18: ffff800080097920
[   38.134015] x17: ffff80008009791c x16: 0000000000000000 x15: 0000000000000001
[   38.134449] x14: 1ffff5ee81924580 x13: 0000000000000000 x12: 0000000000000000
[   38.134891] x11: ffff75ee81924581 x10: 0000000000000017 x9 : 0000000000000007
[   38.135324] x8 : 0000000000000000 x7 : ffff80008009792c x6 : 0000000000000014
[   38.135764] x5 : 00000000d1e64763 x4 : 0000000000000001 x3 : ffffaf7406d85d34
[   38.136185] x2 : 0000000000000000 x1 : 0000000000337c77 x0 : 0000000000000000
[   38.136706] Call trace:
[   38.136866]  intlog2+0xb8/0x118 (P)
[   38.137114]  intlog2_test+0x88/0x180
[   38.137311]  kunit_try_run_case+0x118/0x31c
[   38.137582]  kunit_generic_run_threadfn_adapter+0x84/0x104
[   38.137931]  kthread+0x3f4/0x51c
[   38.138158]  ret_from_fork+0x10/0x20
[   38.138427] ---[ end trace 0000000000000000 ]---
Metadata Full log Test run details 

------------[ cut here ]------------
[   44.024571] WARNING: lib/math/int_log.c:63 at intlog2+0xd4/0xec, CPU#0: kunit_try_catch/447
[   44.028418] Modules linked in:
[   44.028870] CPU: 0 UID: 0 PID: 447 Comm: kunit_try_catch Tainted: G      D          N  6.16.0-rc5-next-20250711 #1 PREEMPT 
[   44.031681] Tainted: [D]=DIE, [N]=TEST
[   44.032139] Hardware name: linux,dummy-virt (DT)
[   44.032653] pstate: 12402009 (nzcV daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--)
[   44.033196] pc : intlog2+0xd4/0xec
[   44.033386] lr : intlog2_test+0xdc/0x1e0
[   44.033578] sp : ffff800080eb7bf0
[   44.033741] x29: ffff800080eb7bf0 x28: 0000000000000000 x27: 0000000000000000
[   44.034824] x26: 0000000000000000 x25: fff00000c9c3dc80 x24: fff00000c9c3dc80
[   44.035856] x23: 0000000000000000 x22: ffffa178861bc338 x21: ffffa17884af3cc0
[   44.036759] x20: 1ffff000101d6f86 x19: ffff800080087a00 x18: 00000000000010d8
[   44.037731] x17: 00000000000010e0 x16: 00000000000010e8 x15: 00000000000010f0
[   44.038898] x14: 00000000000010f8 x13: ffff742f11409f39 x12: 1ffff42f11409f38
[   44.039981] x11: 1ffff42f11409f38 x10: ffff742f11409f38 x9 : dfff800000000000
[   44.040722] x8 : 0000000000000001 x7 : ffff742f11409f39 x6 : ffffa1788a04f9c3
[   44.041697] x5 : 0000000041b58ab3 x4 : ffff7000101d6f86 x3 : 1ffff42f1095e798
[   44.042548] x2 : 1ffff42f1095e798 x1 : 0000000000000003 x0 : 0000000000000000
[   44.043491] Call trace:
[   44.043927]  intlog2+0xd4/0xec (P)
[   44.044508]  kunit_try_run_case+0x144/0x3bc
[   44.044746]  kunit_generic_run_threadfn_adapter+0x80/0xec
[   44.045010]  kthread+0x3f0/0x744
[   44.045405]  ret_from_fork+0x10/0x20
[   44.045939] ---[ end trace 0000000000000000 ]---
Metadata Full log Test run details 

------------[ cut here ]------------
[   42.352415] WARNING: lib/math/int_log.c:63 at intlog2+0xd0/0xe8, CPU#1: kunit_try_catch/450
[   42.356078] Modules linked in:
[   42.356616] CPU: 1 UID: 0 PID: 450 Comm: kunit_try_catch Tainted: G      D          N  6.16.0-rc5-next-20250711 #1 PREEMPT 
[   42.357793] Tainted: [D]=DIE, [N]=TEST
[   42.358160] Hardware name: linux,dummy-virt (DT)
[   42.358607] pstate: 11400009 (nzcV daif +PAN -UAO -TCO +DIT -SSBS BTYPE=--)
[   42.359404] pc : intlog2+0xd0/0xe8
[   42.359779] lr : intlog2_test+0xdc/0x1f0
[   42.360180] sp : ffff800080dd7c10
[   42.360531] x29: ffff800080dd7c90 x28: 0000000000000000 x27: 0000000000000000
[   42.361355] x26: 1ffe0000193159a1 x25: fff00000c9cfb780 x24: 0000000000000004
[   42.361816] x23: fff00000c9cfb780 x22: 0000000000000000 x21: 1ffff000101baf82
[   42.362142] x20: ffffb0b5d3e73fa0 x19: ffff800080087990 x18: 1ffff00010012ece
[   42.362541] x17: fff00000c0369288 x16: fff00000c8c76b3c x15: 0000000000007eb0
[   42.363040] x14: 1ffe00001b51e4f5 x13: 1ffe00001939f6f2 x12: ffff7616bae86b49
[   42.363526] x11: 1ffff616bae86b48 x10: ffff7616bae86b48 x9 : dfff800000000000
[   42.363949] x8 : ffffb0b5d7435a43 x7 : 0000000000000001 x6 : 00000000f1f1f1f1
[   42.364426] x5 : ffff7000101baf82 x4 : 1ffff00010010f3b x3 : 1ffff616ba7ce7f4
[   42.364913] x2 : 1ffff616ba7ce7f4 x1 : 0000000000000003 x0 : 0000000000000000
[   42.365375] Call trace:
[   42.365537]  intlog2+0xd0/0xe8 (P)
[   42.365740]  kunit_try_run_case+0x144/0x3bc
[   42.366003]  kunit_generic_run_threadfn_adapter+0x80/0xec
[   42.366329]  kthread+0x37c/0x67c
[   42.366518]  ret_from_fork+0x10/0x20
[   42.367010] ---[ end trace 0000000000000000 ]---
Metadata Full log Test run details 

------------[ cut here ]------------
[  124.773658] WARNING: lib/math/int_log.c:63 at intlog2+0xdf/0x110, CPU#0: kunit_try_catch/690
[  124.773982] Modules linked in:
[  124.774141] CPU: 0 UID: 0 PID: 690 Comm: kunit_try_catch Tainted: G    B D          N  6.16.0-rc5-next-20250711 #1 PREEMPT(voluntary) 
[  124.774490] Tainted: [B]=BAD_PAGE, [D]=DIE, [N]=TEST
[  124.774639] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[  124.774997] RIP: 0010:intlog2+0xdf/0x110
[  124.775829] Code: 69 bb c1 e0 18 48 83 c4 08 89 d1 c1 e2 08 29 cb 01 d0 0f b7 db 41 0f af dc c1 eb 0f 01 d8 5b 41 5c 41 5d 5d e9 02 2f 90 02 90 <0f> 0b 90 31 c0 c3 cc cc cc cc 89 45 e4 e8 6f c1 55 ff 8b 45 e4 eb
[  124.776850] RSP: 0000:ffff88810705fcb0 EFLAGS: 00010246
[  124.777255] RAX: 0000000000000000 RBX: ffff8881003c7ae8 RCX: 1ffff11020e0bfb4
[  124.778021] RDX: 1ffffffff76d3244 RSI: 1ffff11020e0bfb3 RDI: 0000000000000000
[  124.778245] RBP: ffff88810705fd60 R08: 0000000000000000 R09: ffffed10204f7e60
[  124.779165] R10: ffff8881027bf307 R11: 0000000000000000 R12: 1ffff11020e0bf97
[  124.780143] R13: ffffffffbb699220 R14: 0000000000000000 R15: ffff88810705fd38
[  124.780863] FS:  0000000000000000(0000) GS:ffff88819d81d000(0000) knlGS:0000000000000000
[  124.781598] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  124.781798] CR2: ffff88815a940fe0 CR3: 000000012eebc000 CR4: 00000000000006f0
[  124.782004] DR0: ffffffffbd8a9500 DR1: ffffffffbd8a9501 DR2: ffffffffbd8a9502
[  124.782209] DR3: ffffffffbd8a9503 DR6: 00000000ffff0ff0 DR7: 0000000000000600
[  124.782419] Call Trace:
[  124.782516]  <TASK>
[  124.782600]  ? intlog2_test+0xf2/0x220
[  124.782765]  ? __pfx_intlog2_test+0x10/0x10
[  124.783695]  ? __schedule+0x10cc/0x2b60
[  124.783918]  ? __pfx_read_tsc+0x10/0x10
[  124.784118]  ? ktime_get_ts64+0x86/0x230
[  124.784648]  kunit_try_run_case+0x1a5/0x480
[  124.784932]  ? __pfx_kunit_try_run_case+0x10/0x10
[  124.785226]  ? _raw_spin_lock_irqsave+0xa1/0x100
[  124.785622]  ? _raw_spin_unlock_irqrestore+0x5f/0x90
[  124.785975]  ? __kthread_parkme+0x82/0x180
[  124.786167]  ? preempt_count_sub+0x50/0x80
[  124.786632]  ? __pfx_kunit_try_run_case+0x10/0x10
[  124.786857]  kunit_generic_run_threadfn_adapter+0x85/0xf0
[  124.787258]  ? __pfx_kunit_generic_run_threadfn_adapter+0x10/0x10
[  124.787690]  kthread+0x337/0x6f0
[  124.788032]  ? trace_preempt_on+0x20/0xc0
[  124.788247]  ? __pfx_kthread+0x10/0x10
[  124.788519]  ? _raw_spin_unlock_irq+0x47/0x80
[  124.788741]  ? calculate_sigpending+0x7b/0xa0
[  124.788959]  ? __pfx_kthread+0x10/0x10
[  124.789146]  ret_from_fork+0x116/0x1d0
[  124.789323]  ? __pfx_kthread+0x10/0x10
[  124.789630]  ret_from_fork_asm+0x1a/0x30
[  124.789827]  </TASK>
[  124.790006] ---[ end trace 0000000000000000 ]---
Metadata Full log Test run details